The porcupine.zip file you have requested: Maps Levels Missions / Tracks / Island / M to P Titles / Porcupine - 2.37kb is not available. Perhaps try browsing all files for the game TrackMania: Sunrise and upload any files you want to share or are missing. This is the only information we could locate:
For more information on TrackMania Sunrise, visit Trackmania.filefront.com A fast track, with plenty of air time. Easy to complete, tricky to complete fast. As always, the secret is to keep the speed up and avoid skidding.